Swipe - provides no protection, but lets you get to the Home screen quickly.

Pattern - lets you draw a simple pattern with your finger to unlock the phone.

PIN - requires four or more numbers. Longer PINs tend to be more secure.

Password - requires four or more letters or numbers. This is the most secure option, as long as you create a strong password.

Important note: Your phone may contain security policies set by your IT administrator which may override any settings you attempt to set under screen security. Please contact your IT Admin for more information.

Automatically lock

Set the period of time after sleep, to lock your phone, except when kept unlocked by Smart Lock

Power button instantly locks

The power button will instantly lock your screen, except when kept unlocked by Smart Lock